/*
  Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.

  The MySQL Connector/C++ is licensed under the terms of the GPLv2
  <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most
  MySQL Connectors. There are special exceptions to the terms and
  conditions of the GPLv2 as it is applied to this software, see the
  FLOSS License Exception
  <http://www.mysql.com/about/legal/licensing/foss-exception.html>.

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published
  by the Free Software Foundation; version 2 of the License.

  This program is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  for more details.

  You should have received a copy of the GNU General Public License along
  with this program; if not, write to the Free Software Foundation, Inc.,
  51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
*/

#ifndef _SQL_EXCEPTION_H_
#define _SQL_EXCEPTION_H_

#include "build_config.h"
#include <stdexcept>
#include <string>
#include <memory>

namespace sql
{

#define MEMORY_ALLOC_OPERATORS(Class) \
	void* operator new(size_t size) throw (std::bad_alloc) { return ::operator new(size); }  \
	void* operator new(size_t, void*) throw(); \
	void* operator new(size_t, const std::nothrow_t&) throw(); \
	void* operator new[](size_t) throw (std::bad_alloc); \
	void* operator new[](size_t, void*) throw(); \
	void* operator new[](size_t, const std::nothrow_t&) throw(); \
	void* operator new(size_t N, std::allocator<Class>&);

#ifdef _WIN32
#pragma warning (disable : 4290)
    //warning C4290: C++ exception specification ignored except to indicate a function is not __declspec(nothrow)


#pragma warning(push)
#pragma warning(disable: 4275)
#endif
    class CPPCONN_PUBLIC_FUNC SQLException : public std::runtime_error
    {
#ifdef _WIN32
#pragma warning(pop)
#endif
    protected:
        const std::string sql_state;
        const int errNo;

    public:
        SQLException(const SQLException& e) : std::runtime_error(e.what()), sql_state(e.sql_state), errNo(e.errNo) {}

        SQLException(const std::string& reason, const std::string& SQLState, int vendorCode) :
            std::runtime_error(reason),
            sql_state(SQLState),
            errNo(vendorCode)
        {}

        SQLException(const std::string& reason, const std::string& SQLState) : std::runtime_error(reason), sql_state(SQLState), errNo(0) {}

        SQLException(const std::string& reason) : std::runtime_error(reason), sql_state("HY000"), errNo(0) {}

        SQLException() : std::runtime_error(""), sql_state("HY000"), errNo(0) {}

        const std::string& getSQLState() const {
            return sql_state;
        }

        const char* getSQLStateCStr() const {
            return sql_state.c_str();
        }


        int getErrorCode() const {
            return errNo;
        }

        virtual ~SQLException() throw() {};

    protected:
        MEMORY_ALLOC_OPERATORS(SQLException)
    };

    struct CPPCONN_PUBLIC_FUNC MethodNotImplementedException : public SQLException {
        MethodNotImplementedException(const MethodNotImplementedException& e) : SQLException(e.what(), e.sql_state, e.errNo) { }
        MethodNotImplementedException(const std::string& reason) : SQLException(reason, "", 0) {}
    };

    struct CPPCONN_PUBLIC_FUNC InvalidArgumentException : public SQLException {
        InvalidArgumentException(const InvalidArgumentException& e) : SQLException(e.what(), e.sql_state, e.errNo) { }
        InvalidArgumentException(const std::string& reason) : SQLException(reason, "", 0) {}
    };

    struct CPPCONN_PUBLIC_FUNC InvalidInstanceException : public SQLException {
        InvalidInstanceException(const InvalidInstanceException& e) : SQLException(e.what(), e.sql_state, e.errNo) { }
        InvalidInstanceException(const std::string& reason) : SQLException(reason, "", 0) {}
    };


    struct CPPCONN_PUBLIC_FUNC NonScrollableException : public SQLException {
        NonScrollableException(const NonScrollableException& e) : SQLException(e.what(), e.sql_state, e.errNo) { }
        NonScrollableException(const std::string& reason) : SQLException(reason, "", 0) {}
    };

} /* namespace sql */

#endif /* _SQL_EXCEPTION_H_ */
